Which phrase describes one main feature of the atmosphere?

What is the relationship between groundwater and aquifers?

Which of the following is a characteristic of the single-action revolver?

Generally, around the globe there are 105 boys born for every 100 girls. however, recently in some countries, this ratio has been altered with a much larger proportion of boys being born in some countries. the primary reason for this shift to a higher proportion of male births has been